Nathan Crowley, a renowned production designer known for his work on *Interstellar*, *Dunkirk*, and *Wicked*, shares his transformative journey in film. He reveals how a chance encounter led him to set design, and discusses the practical effects used in *Dunkirk* to enhance emotional depth. Crowley provides insights from his recent project, *Wicked*, detailing how he addressed challenges in creating iconic visuals, like expansive tulip fields. He emphasizes the importance of collaboration and following instincts in innovative design.